Erik W. Kolstad

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Road collapse in northern Kenya due to flash floods on 22 November 2023. Photo by Luis Tato/AFP via Getty Images

East Africa must prepare for more extreme rainfall during the short rainy season – new study

David MacLeod, Cardiff University; Erik W. Kolstad, Uni Research; Katerina Michaelides, University of Bristol, and Michael Singer, Cardiff University

Projections show that there’ll be Indian Ocean dipoles in the future – and that means more rainy days, and more extreme rainfall.
Research Vessel Lance in the middle of broken Arctic sea ice after a large warm winter storm in February 2015. Nick Cobbing

The freak warm Arctic weather is unusual, but getting less so

Amelie Meyer, Norwegian Polar Institute; Erik W. Kolstad, Uni Research; Mats Granskog, Norwegian Polar Institute, and Robert Graham, Norwegian Polar Institute

The bizarre heatwave in the Arctic this week – with temperatures dozens of degrees above normal – is part of a growing trend of “warm air intrusions” that threaten to disrupt polar ice all year round.

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